body {
    min-width: 320px;
    max-width: 750px;
    margin: 0 auto;
    /* height: 1000px; */
    /* background-color: #eaeaea; */
  }
  a {
    text-decoration: none;
    color: #707070;
  }
  li {
    list-style: none;
  }
  @media screen and (min-width: 750px) {
    html {
      font-size: 37.5px !important;
    }
  }
  .warp {
    background-color: #fff;
    padding-bottom: 0.5rem;
  }
  .header {
    height: 4.1333rem;
    border-bottom: 1px solid #eaeaea;
    text-align: center;
    line-height: 2.1333rem;
    /* font-size: 0.9333rem;
    color: #1c1c1c; */
  }
  .header img {
    width: 200px;
  }
  .go {
      margin: 0.625rem;
  }
  .go {
    padding: 1.0667rem 0.64rem;
    background-color: #fff;
    margin-top: 0.2667rem;
  }
  .go .icon {
    display: block;
    float: left;
    justify-content: space-between;
    height: 1.013333rem;
    line-height: 1.0133rem;
    margin-bottom: 0.9067rem;
    margin: 0;
    font-size: 0.55rem;
    color: #333;
  }
  .go .more {
    float: right;
    font-size: 0.5rem;
    color: #999;
  }
  /* nav  */
nav {
    overflow: hidden;
    border-radius: 8px;
    margin: 0 4px 3px;
}
.nav-common {
    display: flex;
    height: 88px;
    background-color: pink;
}
.nav-common:nth-child(2) {
    margin: 3px 0;
}
.nav-items {
    /* 不冲突 */
    flex: 1;
    display: flex;
    flex-direction: column;
}
.nav-items a {
    flex: 1;
    text-align: center;
    line-height: 44px;
    font-size: 10px;
    color: #fff;
    /* 文字阴影 */
    text-shadow: 1px 1px rgba(0, 0, 0, .2);
}
.nav-common .nav-items .nav-items-top {
  font-size: 30px;
  line-height: 88px;
}
.nav-items a:nth-child(1) {
    border-bottom: 1px solid #fff;
}
.nav-items:nth-child(1) a {
    border: 0;
    background: url(../images/nav.png) no-repeat 11px -163px;
}
.nav-common:nth-child(2) .nav-items:nth-child(1) a {
    background: url(../images/nav.png) no-repeat 11px 0px;
} 
.nav-common:nth-child(3) .nav-items:nth-child(1) a {
    background: url(../images/nav.png) no-repeat 11px 0px;
} 
/* -n+2就是选择前面两个 */
.nav-items:nth-child(-n+2) {
    border-right: 1px solid #fff;
}
.nav-common:nth-child(1) {
    background: -webkit-linear-gradient(left, hotpink,pink);
}
.nav-common:nth-child(2) {
    background: -webkit-linear-gradient(left,rgb(79, 122, 214), skyblue);
}
.nav-common:nth-child(3) {
    background: -webkit-linear-gradient(left,rgb(92, 230, 115), rgb(218, 240, 138));
}
